P-Block Elements Group 13 to 18-Group 15 (KVPY Stream-SA (Class 11) Chemistry): Questions 1 - 4 of 4

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Question number: 1

» P-Block Elements Group 13 to 18 » Group 15 » Nitrogen

Appeared in Year: 2014

MCQ▾

Question

Ammonia is NOT produced in the reaction of

Choices

Choice (4) Response

a.

NH4ClwithKOH

b.

NH4ClwithNaNO2

c.

NH4ClwithCa(OH)2

d.

AINwithwater

Question number: 2

» P-Block Elements Group 13 to 18 » Group 15 » Nitrogen

Appeared in Year: 2011

MCQ▾

Question

The gas produced from thermal decomposition of (NH4)2Cr2O7 is

Choices

Choice (4) Response

a.

Nitric oxide

b.

Ammonia

c.

Nitrogen

d.

Oxygen

Question number: 3

» P-Block Elements Group 13 to 18 » Group 15 » Phosphorus

Appeared in Year: 2011

MCQ▾

Question

The number of P-H bond (s) in H3PO2,H3PO3andH3PO4 , respectively, is

Choices

Choice (4) Response

a.

2, 0, 1

b.

1, 1, 1

c.

2, 0, 0

d.

2, 1, 0

Question number: 4

» P-Block Elements Group 13 to 18 » Group 15 » Nitrogen

Appeared in Year: 2014

MCQ▾

Question

The isoelectronic pair is

Choices

Choice (4) Response

a.

Co,N2

b.

C2,HF

c.

O2,NO

d.

F2,HCL

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